US Slaps Up to 500% Duties on Molded Fiber from China and Vietnam: What Importers Should Do Now
Updated April 2026. Antidumping and countervailing duty orders issued January 27, 2026.
On January 27, 2026, the US Department of Commerce issued antidumping and countervailing duty orders on thermoformed molded fiber products from China and Vietnam. The combined duties reportedly reach up to 500% on certain Chinese producers — effectively making direct imports from these countries uneconomical for many buyers. If you import bagasse bowls, sugarcane plates, molded fiber clamshells, or similar products from China or Vietnam, this ruling fundamentally changes your sourcing math.
What Products Are Affected
The orders cover “thermoformed molded fiber products” classified under HTSUS 4823.70. This includes bagasse (sugarcane fiber) bowls, plates, and clamshells; bamboo fiber food containers; molded pulp food trays and plates; and other plant-fiber food service products manufactured through thermoforming processes. The orders apply specifically to products originating from the People’s Republic of China and the Socialist Republic of Vietnam.
Products NOT covered include: paper cups (different classification), kraft paperboard containers (different manufacturing process), and molded fiber packaging for non-food uses like egg cartons and electronics protection (though the exact scope boundaries require legal review for borderline products).
Why This Happened
US domestic molded fiber producers petitioned the Commerce Department, arguing that Chinese and Vietnamese manufacturers were selling molded fiber products in the US market at prices below fair value (dumping) and receiving government subsidies that gave them an unfair cost advantage. The Commerce investigation confirmed both allegations, resulting in the combined antidumping and countervailing duty orders.
The irony is sharp: these duties hit the exact eco-friendly products that US restaurants need to comply with state-level plastic bans and PFAS restrictions. Bagasse clamshells — the most popular replacement for Styrofoam — just became dramatically more expensive if sourced from the two largest producing countries.
The Real Cost Impact
Before the duties, a standard 9-inch bagasse clamshell from China landed in the US at approximately $0.08–$0.12 per unit. With duties potentially adding 100–500% on top of the FOB price, the same container could now cost $0.16–$0.70 per unit depending on the specific manufacturer’s duty rate. This is a massive increase for restaurants doing 200+ delivery orders per day.
| Scenario | Per Unit Cost | Annual Cost (200 orders/day) |
|---|---|---|
| Pre-duty (China origin) | $0.08–$0.12 | $5,840–$8,760 |
| Post-duty (low rate ~100%) | $0.16–$0.24 | $11,680–$17,520 |
| Post-duty (high rate ~500%) | $0.48–$0.72 | $35,040–$52,560 |
| Alternative: Thailand origin | $0.10–$0.16 | $7,300–$11,680 |
| Alternative: US domestic | $0.12–$0.18 | $8,760–$13,140 |
Four Options for Affected Importers
1. Diversify to non-subject countries. Thailand, India, Indonesia, and the Philippines all produce bagasse and molded fiber food containers. These countries are not currently subject to antidumping orders. Lead times may be longer initially, but pricing is competitive once supply chains are established.
2. Source from US domestic producers. Companies like Pactiv Evergreen, Sabert, World Centric, and Eco-Products manufacture molded fiber in the US. Domestic pricing is higher than pre-duty Chinese product but competitive with post-duty pricing. The trade-off is often higher MOQs and longer lead times for custom products.
3. Substitute materials. For some applications, PP containers, kraft paperboard, or paper-based alternatives may be cost-effective substitutes for bagasse. PP is not subject to these duties and remains price-stable in 2026. The trade-off is losing the “compostable” credential — but if your priority is cost management, PP is currently the most economical option.
4. Review your tariff classification. Work with a customs broker to verify that your specific products fall under the HTSUS codes covered by the orders. Some molded fiber products may be classifiable under different headings depending on their construction, material composition, and end use. Incorrect classification can mean paying duties you don’t owe — or failing to pay duties you do owe.
What This Means Long-Term
The molded fiber duties accelerate a broader shift in food packaging supply chains away from China-centric sourcing. Combined with 25% Section 301 tariffs and the 10% Section 122 surcharge, Chinese food packaging now faces a prohibitive duty stack for many product categories. Importers who haven’t already begun diversifying their supply base should treat this as an urgent strategic priority.
Looking for competitively priced molded fiber? GQ TH Pack can help you navigate the current tariff landscape with sourcing options across multiple origin countries. Contact us for a landed-cost comparison across different sourcing origins.